How to create relationship many to many in SQLAlchemy (python, flask) for model User to itself

Question

I need to create a table called friends, it should looks like:

friends:

• user_id
• friend_id

I w

Answer 1

Miguel Grinberg's tutorial explain this type of application.

http://blog.miguelgrinberg.com/post/the-flask-mega-tutorial-part-viii-followers-contacts-and-friends